A basic policy for allergen standardization in our country and standardization of Japanese cedar (Cryptomeria japonica) pollen extracts

The Allergen Committee in Japanese Society of Allergology Hiroshi Yasueda,1 Minoru Okuda,2 Hikotaro Yoshida,3 Koji Ito,4 Minoru Baba,5 Yoji Iikura,6 Hirokazu Okudaira,4 Sakae Inoue,7 Masahiro Sakaguchi7 and Terumasa Miyamoto2** '1Clinical Research Center for Allergy and Rheumatology , National Sagamihara Hospital, 2Japan Clinical Allergy Health Research Institute, 3Hiroshima City Hospital, 4Department of Medicine and Physical Therapy, Faculty of Medicine, University of Tokyo, 5Department of Pediatrics, Doai Memorial Hospital, 6Department of Pediatrics, Showa University, School of Medicine, 7Department of Epidemiology, for Infectious Disease, National Institute of Prophylactic Hygiene, Japan